Multiple Choice
Suppose a study was done to determine if the average amount of sleep that students get the day before an exam is less than 6 hours.An SRS of 100 students from a university was taken and a mean of 5.5 hours was computed from the sample.The figure below provides the results of the analysis. 
What is the value of the test statistic?
A) -2.5
B) 0
C) .006
D) This can't be determined from the given information.
Correct Answer:
Verified
Correct Answer:
Verified
Q2: Suppose we wish to calculate a 90%
Q3: The square footage of the several thousand
Q4: In tests of significance about an unknown
Q5: The _ the P-value,the stronger the evidence
Q6: A nationally distributed college newspaper conducts a
Q8: Confidence intervals are based on the _
Q9: A 95% confidence interval _.<br>A)gives the probability
Q10: The P-values based on a one-sided alternative
Q11: The P-values based on a two-sided alternative
Q12: The breaking strength of yarn used in